/**************************************************************************/
/*  flow_container.h                                                      */
/**************************************************************************/
/*                         This file is part of:                          */
/*                             GODOT ENGINE                               */
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
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/* Permission is hereby granted, free of charge, to any person obtaining  */
/* a copy of this software and associated documentation files (the        */
/* "Software"), to deal in the Software without restriction, including    */
/* without limitation the rights to use, copy, modify, merge, publish,    */
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#ifndef FLOW_CONTAINER_H
#define FLOW_CONTAINER_H

#include "scene/gui/container.h"

class FlowContainer : public Container {
	GDCLASS(FlowContainer, Container);

public:
	enum AlignMode {
		ALIGN_BEGIN,
		ALIGN_CENTER,
		ALIGN_END
	};

private:
	int cached_size;
	int cached_line_count;

	bool vertical;
	AlignMode align;

	void _resort();

protected:
	void _notification(int p_what);

	static void _bind_methods();

public:
	int get_line_count() const;

	virtual Size2 get_minimum_size() const;

	FlowContainer(bool p_vertical = false);

	void set_alignment(AlignMode p_align);
	AlignMode get_alignment() const;
};

class HFlowContainer : public FlowContainer {
	GDCLASS(HFlowContainer, FlowContainer);

public:
	HFlowContainer() :
			FlowContainer(false) {}
};

class VFlowContainer : public FlowContainer {
	GDCLASS(VFlowContainer, FlowContainer);

public:
	VFlowContainer() :
			FlowContainer(true) {}
};

VARIANT_ENUM_CAST(FlowContainer::AlignMode);

#endif // FLOW_CONTAINER_H
